Heat oil in a large wok or skillet, over medium-high heat.
Add in your chicken pieces in a single layer and cook without stirring for 2 minutes or until browned on one side.
Stir in your fresh ginger, garlic and chili flakes, then cook for 2 minutes more, or just until chicken is cooked through.
Add in green beans and bell pepper, and stir fry for another 3 minutes or just until crisp-tender.
Drizzle with soy sauce/coconut aminos, orange juice and simmer for 1 more minute.
Taste test and adjust to your liking.
Sprinkle with sesame seeds and remove from the heat.
Serve with brown rice or quinoa.